How concerned is Iran about sanctions?

How frightened is Iran by some international sanctions upheld by some countries; by visits from some UN personnel shaking their fingers saying "Naughty, naughty;" by President Barack Obama saying let's talk about being friends and getting rid of your peaceful nuclear weapons?
According to the Iranian Fars News Agency Iran is planning to export their weapons. For peaceful purposes of course:
"This year, the Defense Ministry's first priority will be acquiring new products and technologies and its aerospace program will be expanded," Vahidi said.
Vahidi further touched his ministry's achievements in the last Iranian year, and said, "Last year, the Ministry of Defense succeeded in acquiring a variety of new weapons and equipment to equip the Islamic Revolution Guard Corps (IRGC) and the Armed Forces."
He stated that Iran's home-grown capabilities have not only made the country self-sufficient in various fields, but also given it the ability to help other countries.
(snip)
Yet,...(Read Full Post)